National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

29°F

-2°C

Humidity 59%
Wind Speed Calm
Barometer 30.34 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 18 Mar 10:15 pm EDT
Extended Forecast for

2 Miles W Coatesville PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Southeast wind around 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46. South wind 5 to 10 mph.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33. South wind around 5 mph becoming calm.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Mostly sunny, with a high near 56. Light west wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 45. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain Likely

  • Saturday

    Saturday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Southeast wind around 5 mph.
Thursday
Partly sunny, with a high near 46. South wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 33. South wind around 5 mph becoming calm.
Friday
A slight chance of rain after 2pm. Mostly sunny, with a high near 56. Light west wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 45. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 65.
Sunday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Partly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Coatesville PA
 39.99°N 75.85°W (Elev. 597 ft)
Last Update:
4:09 pm EDT Mar 18, 2026
Forecast Valid:
10pm EDT Mar 18, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation